package com.code;

/**
 * @Author: fxy
 * @Date: 2022/03/09/8:24
 * @Description:
 */
public class IntegerTest {
    public static void main(String[] args) {
        int a = 5;
        Integer b = 5;
        System.out.println(a==b);

        Integer a1 = 10;
        Integer b1 = 10;
        System.out.println(a1==b1);
        Integer a2 = 129;
        Integer b2 = 129;
        System.out.println(a2==b2);

        String s = "123456";
        s.contains("12");

    }


}
